Tensorflow 1.8 + Cuda capability is 3.0
1. Install CUDA, patch and cudnn
cuda_9.0.176_win10_network ( custom install CUDA only, if install get failed)
cuda_9.0.176.1_windows
cuda_9.0.176.2_windows
cudnn-9.0-windows10-x64-v7.1
unzip to relate cuda folder
2. CUDA for Python (Install for anaconda)
conda update conda
conda install numba
conda install cudatoolkit
3. Check CUDA version
nvcc -V
Geforce 525M is CUDA 2.1